Sparks spends fourth week at No.1 in Oz

Jordin Sparks has held on to the Australian singles chart top spot for a fourth week.

She held off competition from Coldplay, who moved up four places to second with their new single 'Viva La Vida'.

Rihanna and Sara Bareilles climbed to third and fourth, while Gabriella Cilmi slipped four places to sixth.

Elsewhere, The Pussycat Dolls entered the top ten with their comeback single 'When I Grow Up' and Miley Cyrus climbed to seventh with 'See You Again'.

The top ten in full:

1. (1) Jordin Sparks and Chris Brown: 'No Air'
2. (6) Coldplay: 'Viva La Vida'
3. (4) Rihanna: 'Take A Bow'
4. (5) Sara Bareilles: 'Love Song'
5. (3) Estelle ft. Kanye West: 'American Boy'
6. (2) Gabriella Cilmi: ‘Sweet About Me’
7. (5) Miley Cyrus: 'See You Again'
8. (26) The Pussycat Dolls: 'When I Grow Up'
9. (8) Newton Faulkner: 'Dream Catch Me'
10. (13) Vanessa Amorosi: 'Perfect'